PDF SOLUTIONS INC — Director's Dealing 2015

Feb 18, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: PDF SOLUTIONS INC (PDFS)
CIK: 0001120914
Period of Report: 2015-02-12

Reporting Person: HARTGRING CORNELIS (Vice President, CSS)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-02-12	Common Stock	M	1459	$3.62	Acquired	36171	Direct
2015-02-12	Common Stock	M	18562	$6.21	Acquired	54733	Direct
2015-02-12	Common Stock	M	833	$8.79	Acquired	55566	Direct
2015-02-12	Common Stock	S	20854	$18.187	Disposed	34712	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-02-12	Stock Options (Right to Buy)	$8.79	M	833	Acquired	2021-05-21	Common Stock (833)	Direct
2015-02-12	Stock Options (Right to Buy)	$3.62	M	1459	Acquired	2019-10-28	Common Stock (1459)	Direct
2015-02-12	Stock Options (Right to Buy)	$6.21	M	18562	Acquired	2021-05-26	Common Stock (18562)	Direct

Footnotes

F1: Average weighted sale price for shares disposed of in the reported transaction. The shares were sold in multiple brokers' transactions at various market prices per share ranging from $18.00 to $17.505.